#include <stdio.h>

int main(){

    char y = 'y';
    char c;
    char x = 'z';
    
    c = getchar();

    printf("y = %p, c = %p, x = %p\n", &y, &c, &x);
    printf("y = %c, c = %c, x = %c\n", y, c, x);

    return 0;
}